28204827

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6959}}^1$

素因数の和:7162

約数の個数: 16

約数和(自身を含む): 43207680

約数和(自身を除く): 15002853

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 6959, 20877, 48713, 146139, 1343087, 4029261, 9401609, 28204827]

約数ペア:

[(1, 28204827), (3, 9401609), (7, 4029261), (21, 1343087), (193, 146139), (579, 48713), (1351, 20877), (4053, 6959)]